# Mail-in-a-Box vs Mailu

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Mail-in-a-Box | Mailu |
|---|---|---|
| Score | 72/100 ✓ | 69/100 |
| Rank in category | #3 of 16 in Mail Server | #8 of 106 in Email |
| GitHub stars | 15 450 ✓ | 7 595 |
| Stars, last 30 days | +32 | +72 ✓ |
| Stable releases, 12 months | 4 | 22 ✓ |
| Latest release | v77 · 26 Sept 2026 | 2024.06.67 · 23 Oct 2026 ✓ |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | No |
| License | CC0-1.0 | Other |
| Main language | Python | Python |

## Which one should you pick?

Mail-in-a-Box scores 72/100 against 69/100 for Mailu, so it is the safer default.

Mailu ships more often: 22 stable releases in the past year, against 4 for Mail-in-a-Box.

Mailu is growing faster right now (+72 stars in 30 days).

## Details

- [Mail-in-a-Box](https://selfhost.directory/project/mail-in-a-box) (markdown: https://selfhost.directory/project/mail-in-a-box.md)
- [Mailu](https://selfhost.directory/project/mailu) (markdown: https://selfhost.directory/project/mailu.md)

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Source: https://selfhost.directory/compare/mail-in-a-box-vs-mailu